Knitting machine



Aug, 0, 948. G. wILDERS ETAL KNITTING MAcHINE 3 SheetSSheet 1 Fileq uune 28. 1945 5 fo1 eturning it to the hydroulic oiTouit, Whioh Ineans comprises in combination pump, a non IetuIn valve through Wch it dTaws leaking uid, and a Second non-return valve through which it forces Said d back into the cifc11it,

5. In a knitting machine, the combination of hydaulic Inechanism and meanS fo1, c011ecting such hydrau1ic fiuid as ma leak therefrom and fo1 eturning it t() the hydraulic circuit, Wch n1eans oom Tises o sun for Teoeiving the leakage, ar pump for drawlng therefTon1 and or de 1ivery back to the circuit, a non-return valve between suInp and pump and nonretuTn valve at the deHver side of the pump.

EEBENcES cITED The fonowing references are of record in the i1e of this atent:

UNTD STTES PATENTS 

